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Polluted by sewage 239 times in 2024 lasting 581 hours
Monitoring was disabled in some locations, so could be more
So far this year (as of May 7, 2025, 4:45 PM) there has been 326 hours of sewage overflows
Your local MP is Lauren Edwards (Labour) - Find out more about their interests, donors, and voting at They Work For You
We get information about overflowing CSOs since January 2025. Here is a chart of the last three months of data for Rochester and Strood, here you can see overflows in red, the darker the red, the more the CSO overflowed that day.
Each CSO has a row, the most recent data is on the right hand side.
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Donate NowHere are all the reported sewage overflow totals for Rochester and Strood in 2024. Sometimes sewage can be being dumped for months at a time.
Reporting refers to how much of the time the monitoring was active. In this constituency 5 of the total 25 CSO locations had reporting enabled for less than half the year. Of these 1 had zero reporting.
| Company | Waterway | Site | Sewage Dumps | Duration (Hours) | Reporting % |
|---|---|---|---|---|---|
| Southern Water | River Medway Estuary | HOO WWPS | 27 | 257 | 99.9 |
| Southern Water | Tidal Estuary Of River Medway | NORTHGATE ROCHESTER CSO | 68 | 111 | 97.9 |
| Southern Water | River Medway | DOCK ROAD GILLINGHAM CSO | 36 | 35 | 70.1 |
| Southern Water | Whitewall Creek | WHITEWALL CREEK WWTW | 4 | 27 | 100 |
| Southern Water | River Medway Estuary | CORPORATION STREET ROCHESTER CEO | 5 | 27 | 46.4 |
| Southern Water | Cliffe Creek | MARSH LANE CLIFFE CEO | 2 | 25 | 99 |
| Southern Water | Medway Estuary | GRAIN WWTW | 26 | 23 | 96.8 |
| Southern Water | River Medway Estuary | VICARAGE ROAD STROOD WPS | 10 | 21 | 99.9 |
| Southern Water | River Medway Estuary | FURRELLS ROAD, ROCHESTER CSO | 19 | 16 | 100 |
| Southern Water | River Medway Estuary | BRAMBLETREE CRESCENT BORSTAL CEO | 9 | 11 | 99.8 |
| Southern Water | River Medway Estuary | HIGH STREET ROCHESTER CSO | 7 | 10 | 70.7 |
| Southern Water | Tidal River Medway | CUXTON COMBINED EMERGENCY OVERFLOW | 2 | 4 | 99.9 |
| Southern Water | River Medway Estuary | CLOVER STREET CHATHAM CSO | 10 | 3 | 68.2 |
| Southern Water | River Medway | CSO AT GODDINGTON ROAD STROOD | 2 | 2 | 29.3 |
| Southern Water | River Medway | ROCHESTER AVENUE ROCHESTER CSO | 4 | 1 | 67.9 |
| Southern Water | Saline Estuary | NEW BROOK PUMPING STATION | 4 | 0 | 68.1 |
| Southern Water | Medway Estuary | CHARLES STREET STROOD CSO | 1 | 0 | 100 |
| Southern Water | Tidal River Medway | BRYANT ROAD STROOD | 1 | 0 | 81.7 |
| Southern Water | River Medway | CASTLE HILL ROCHESTER CSO | 1 | 0 | 72.2 |
| Southern Water | River Medway Estuary | GROVE ROAD STROOD CSO | 1 | 0 | 25.3 |
| Southern Water | Tidal Estaury Of River Medway | CORPORATION ST ROCHESTER NO 2 CSO | 0 | 0 | 23.7 |
| Southern Water | Medway Estuary | FRINDSBURY ROAD STROOD CSO | 0 | 0 | 50.6 |
| Southern Water | River Medway | NORTH HALLING WWPS | 0 | 0 | 100 |
| Southern Water | River Medway Estuary | CHATHAM HILL OUTSIDE 425 CSO | 0 | 0 | 0 |
| Southern Water | Tidal River Medway | MARSH ROAD, HALLING COMBINED EO | 0 | 0 | 100 |
EDM (Event Duration Monitoring) data and Consented Discharges to Controlled Waters with Conditions from Environment Agency & Data Map Wales, and Scottish Water
Experimental derived data from Thames Water API, Some data may be missing or inaccurate. This uses Environment Agency rainfall data from the real-time data API (Beta) - Rainfall data is delayed by up to two days.
This website is intended to provide an accurate representation of the Environment Agency data. The data is hard to use, and thus some errors may have been made. If you find something that is incorrect, please raise an issue at the GitHub issues page and we'll endeavour to fix it quickly.
This project is not associated, approved or endorsed by any of the companies whose logos you see here.
Get in touch if you have queries or want to discuss our data.
press [at] top-of-the-poops.org